include/class_acl.inc

   1 <?php
   2 /*
   3  * This code is part of GOsa (http://www.gosa-project.org)
   4  * Copyright (C) 2003-2008 GONICUS GmbH
   5  *
   6  * ID: $$Id$$
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 2 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  21  */
  22
  23 /*! \brief ACL management plugin */
  24 class acl extends plugin
  25 {
  26   /* Definitions */
  27   var $plHeadline= "Access control";
  28   var $plDescription= "Manage access control lists";
  29
  30   /* attribute list for save action */
  31   var $attributes= array('gosaAclEntry');
  32   var $objectclasses= array('gosaAcl');
  33
  34   /* Helpers */
  35   var $dialogState= "head";
  36   var $gosaAclEntry= array();
  37   var $aclType= "";
  38   var $aclObject= "";
  39   var $aclContents= array();
  40   var $target= "group";
  41   var $aclTypes= array();
  42   var $aclObjects= array();
  43   var $aclFilter= "";
  44   var $aclMyObjects= array();
  45   var $users= array();
  46   var $roles= array();
  47   var $groups= array();
  48   var $recipients= array();
  49   var $isContainer= FALSE;
  50   var $currentIndex= 0;
  51   var $wasNewEntry= FALSE;
  52   var $ocMapping= array();
  53   var $savedAclContents= array();
  54   var $myAclObjects = array();
  55   var $acl_category = "acl/";
  56
  57   function acl (&$config, $parent, $dn= NULL)
  58   {
  59     /* Include config object */
  60     plugin::plugin($config, $dn);
  61
  62     /* Load ACL's */
  63     $this->gosaAclEntry= array();
  64     if (isset($this->attrs['gosaAclEntry'])){
  65       for ($i= 0; $i<$this->attrs['gosaAclEntry']['count']; $i++){
  66         $acl= $this->attrs['gosaAclEntry'][$i];
  67         $this->gosaAclEntry= array_merge($this->gosaAclEntry, acl::explodeACL($acl));
  68       }
  69     }
  70     ksort($this->gosaAclEntry);
  71
  72     /* Save parent - we've to know more about it than other plugins... */
  73     $this->parent= &$parent;
  74
  75     /* Container? */
  76     if (preg_match('/^(o|ou|c|l|dc)=/i', $dn)){
  77       $this->isContainer= TRUE;
  78     }
  79
  80     /* Users */
  81     $ui= get_userinfo();
  82     $tag= $ui->gosaUnitTag;
  83     $ldap= $config->get_ldap_link();
  84     $ldap->cd($config->current['BASE']);
  85     if ($tag == ""){
  86       $ldap->search('(objectClass=gosaAccount)', array('uid', 'cn'));
  87     } else {
  88       $ldap->search('(&(objectClass=gosaAccount)(gosaUnitTag='.$tag.'))', array('uid', 'cn'));
  89     }
  90     while ($attrs= $ldap->fetch()){
  91
  92       // Allow objects without cn to be listed without causing an error.
  93       if(!isset($attrs['cn'][0]) && isset($attrs['uid'][0])){
  94         $this->users['U:'.$attrs['dn']]=  $attrs['uid'][0];
  95       }elseif(!isset($attrs['uid'][0]) && isset($attrs['cn'][0])){
  96         $this->users['U:'.$attrs['dn']]=  $attrs['cn'][0];
  97       }elseif(!isset($attrs['uid'][0]) && !isset($attrs['cn'][0])){
  98         $this->users['U:'.$attrs['dn']]= $attrs['dn'];
  99       }else{
 100         $this->users['U:'.$attrs['dn']]= $attrs['cn'][0].' ['.$attrs['uid'][0].']';
 101       }
 102
 103     }
 104     ksort($this->users);
 105
 106     /* Groups */
 107     $ldap->cd($config->current['BASE']);
 108 #    if ($tag == ""){
 109       $ldap->search('(objectClass=posixGroup)', array('cn', 'description'));
 110 #    } else {
 111 #      $ldap->search('(&(objectClass=posixGroup)(gosaUnitTag='.$tag.'))', array('cn', 'description'));
 112 #    }
 113     while ($attrs= $ldap->fetch()){
 114       $dsc= "";
 115       if (isset($attrs['description'][0])){
 116         $dsc= $attrs['description'][0];
 117       }
 118       $this->groups['G:'.$attrs['dn']]= $attrs['cn'][0].' ['.$dsc.']';
 119     }
 120     ksort($this->groups);
 121
 122     /* Roles */
 123     $ldap->cd($config->current['BASE']);
 124 #    if ($tag == ""){
 125       $ldap->search('(objectClass=gosaRole)', array('cn', 'description','gosaAclTemplate','dn'));
 126 #    } else {
 127 #     $ldap->search('(&(objectClass=gosaRole)(gosaUnitTag='.$tag.'))', array('cn', 'description','gosaAclTemplate','dn'));
 128 #    }
 129     while ($attrs= $ldap->fetch()){
 130       $dsc= "";
 131       if (isset($attrs['description'][0])){
 132         $dsc= $attrs['description'][0];
 133       }
 134
 135       $role_id = $attrs['dn'];
 136
 137       $this->roles[$role_id]['acls'] =array();
 138       for ($i= 0; $i < $attrs['gosaAclTemplate']['count']; $i++){
 139         $acl= $attrs['gosaAclTemplate'][$i];
 140         $this->roles[$role_id]['acls'] = array_merge($this->roles[$role_id]['acls'],acl::explodeACL($acl));
 141       }
 142       $this->roles[$role_id]['description'] = $dsc;
 143       $this->roles[$role_id]['cn'] = $attrs['cn'][0];
 144     }
 145
 146     /* Objects */
 147     $tmp= session::global_get('plist');
 148     $plist= $tmp->info;
 149     $cats = array();
 150     if (isset($this->parent) && $this->parent !== NULL){
 151       $oc= array();
 152       foreach ($this->parent->by_object as $key => $obj){
 153         $oc= array_merge($oc, $obj->objectclasses);
 154         if(isset($obj->acl_category)){
 155                                         $tmp= str_replace("/","",$obj->acl_category);
 156           $cats[$tmp] = $tmp;
 157         }
 158       }
 159       if (in_array_ics('organizationalUnit', $oc)){
 160         $this->isContainer= TRUE;
 161       }
 162     } else {
 163       $oc=  $this->attrs['objectClass'];
 164     }
 165
 166     /* Extract available categories from plugin info list */
 167     foreach ($plist as $class => $acls){
 168
 169       /* Only feed categories */
 170       if (isset($acls['plCategory'])){
 171
 172         /* Walk through supplied list and feed only translated categories */
 173         foreach($acls['plCategory'] as $idx => $data){
 174
 175           /* Non numeric index means -> base object containing more informations */
 176           if (preg_match('/^[0-9]+$/', $idx)){
 177
 178             if (!isset($this->ocMapping[$data])){
 179               $this->ocMapping[$data]= array();
 180               $this->ocMapping[$data][]= '0';
 181             }
 182
 183             if(isset($cats[$data])){
 184               $this->myAclObjects[$data.'/'.$class]= $acls['plDescription'];
 185             }
 186             $this->ocMapping[$data][]= $class;
 187           } else {
 188             if (!isset($this->ocMapping[$idx])){
 189               $this->ocMapping[$idx]= array();
 190               $this->ocMapping[$idx][]= '0';
 191             }
 192             $this->ocMapping[$idx][]= $class;
 193             $this->aclObjects[$idx]= $data['description'];
 194
 195             /* Additionally filter the classes we're interested in in "self edit" mode */
 196             if (is_array($data['objectClass'])){
 197               foreach($data['objectClass'] as $objectClass){
 198                 if (in_array_ics($objectClass, $oc)){
 199                   $this->myAclObjects[$idx.'/'.$class]= $acls['plDescription'];
 200                   break;
 201                 }
 202               }
 203             } else {
 204               if (in_array_ics($data['objectClass'], $oc)){
 205                 $this->myAclObjects[$idx.'/'.$class]= $acls['plDescription'];
 206               }
 207             }
 208           }
 209
 210         }
 211       }
 212     }
 213     $this->aclObjects['all']= '*&nbsp;'._("All categories");
 214     $this->ocMapping['all']= array('0' => 'all');
 215
 216     /* Sort categories */
 217     asort($this->aclObjects);
 218
 219     /* Fill acl types */
 220     if ($this->isContainer){
 221       $this->aclTypes= array("reset" => _("Reset ACLs"),
 222                              "one" => _("One level"),
 223                              "base" => _("Current object"),
 224                              "sub" => _("Complete subtree"),
 225                              "psub" => _("Complete subtree (permanent)"),
 226                              "role" => _("Use ACL defined in role"));
 227     } else {
 228       $this->aclTypes= array("base" => _("Current object"),
 229           "role" => _("Use ACL defined in role"));
 230     }
 231     asort($this->aclTypes);
 232     $this->targets= array("user" => _("Users"), "group" => _("Groups"));
 233     asort($this->targets);
 234
 235     /* Finally - we want to get saved... */
 236     $this->is_account= TRUE;
 237   }
 238
 239
 240   function execute()
 241   {
 242     /* Call parent execute */
 243     plugin::execute();
 244
 245     $tmp= session::global_get('plist');
 246     $plist= $tmp->info;
 247
 248     /* Handle posts */
 249     if (isset($_POST['new_acl'])){
 250       $this->dialogState= 'create';
 251       $this->dialog= TRUE;
 252       $this->currentIndex= count($this->gosaAclEntry);
 253       $this->loadAclEntry(TRUE);
 254     }
 255
 256     $new_acl= array();
 257     $aclDialog= FALSE;
 258     $firstedit= FALSE;
 259
 260     /* Act on HTML post and gets here.
 261      */
 262     if(isset($_GET['id']) && isset($_GET['act']) && $_GET['act'] == "edit"){
 263       $id = trim($_GET['id']);
 264       $this->dialogState= 'create';
 265       $firstedit= TRUE;
 266       $this->dialog= TRUE;
 267       $this->currentIndex= $id;
 268       $this->loadAclEntry();
 269     }
 270
 271     foreach($_POST as $name => $post){
 272
 273       /* Actions... */
 274       if (preg_match('/^acl_edit_.*_x/', $name)){
 275         $this->dialogState= 'create';
 276         $firstedit= TRUE;
 277         $this->dialog= TRUE;
 278         $this->currentIndex= preg_replace('/^acl_edit_([0-9]+).*$/', '\1', $name);
 279         $this->loadAclEntry();
 280         continue;
 281       }
 282
 283       if (preg_match('/^cat_edit_.*_x/', $name)){
 284         $this->aclObject= preg_replace('/^cat_edit_([^_]+)_.*$/', '\1', $name);
 285         $this->dialogState= 'edit';
 286         foreach ($this->ocMapping[$this->aclObject] as $oc){
 287           if (isset($this->aclContents[$oc])){
 288             $this->savedAclContents[$oc]= $this->aclContents[$oc];
 289           }
 290         }
 291         continue;
 292       }
 293
 294       /* Only handle posts, if we allowed to modify ACLs */
 295       if(!$this->acl_is_writeable("")){
 296         continue;
 297       }
 298
 299       if (preg_match('/^acl_del_.*_x/', $name)){
 300         unset($this->gosaAclEntry[preg_replace('/^acl_del_([0-9]+).*$/', '\1', $name)]);
 301         continue;
 302       }
 303
 304       if (preg_match('/^cat_del_.*_x/', $name)){
 305         $idx= preg_replace('/^cat_del_([^_]+)_.*$/', '\1', $name);
 306         foreach ($this->ocMapping[$idx] as $key){
 307           unset($this->aclContents["$idx/$key"]);
 308         }
 309         continue;
 310       }
 311
 312       /* Sorting... */
 313       if (preg_match('/^sortup_.*_x/', $name)){
 314         $index= preg_replace('/^sortup_([0-9]+).*$/', '\1', $name);
 315         if ($index > 0){
 316           $tmp= $this->gosaAclEntry[$index];
 317           $this->gosaAclEntry[$index]= $this->gosaAclEntry[$index-1];
 318           $this->gosaAclEntry[$index-1]= $tmp;
 319         }
 320         continue;
 321       }
 322       if (preg_match('/^sortdown_.*_x/', $name)){
 323         $index= preg_replace('/^sortdown_([0-9]+).*$/', '\1', $name);
 324         if ($index < count($this->gosaAclEntry)-1){
 325           $tmp= $this->gosaAclEntry[$index];
 326           $this->gosaAclEntry[$index]= $this->gosaAclEntry[$index+1];
 327           $this->gosaAclEntry[$index+1]= $tmp;
 328         }
 329         continue;
 330       }
 331
 332       /* ACL saving... */
 333       if (preg_match('/^acl_.*_[^xy]$/', $name)){
 334         list($dummy, $object, $attribute, $value)= explode('_', $name);
 335
 336         /* Skip for detection entry */
 337         if ($object == 'dummy') {
 338           continue;
 339         }
 340
 341         /* Ordinary ACLs */
 342         if (!isset($new_acl[$object])){
 343           $new_acl[$object]= array();
 344         }
 345         if (isset($new_acl[$object][$attribute])){
 346           $new_acl[$object][$attribute].= $value;
 347         } else {
 348           $new_acl[$object][$attribute]= $value;
 349         }
 350       }
 351
 352       if(isset($_POST['selected_role'])){
 353         $this->aclContents = "";
 354         $this->aclContents = base64_decode($_POST['selected_role']);
 355       }
 356     }
 357
 358     if(isset($_POST['acl_dummy_0_0_0'])){
 359       $aclDialog= TRUE;
 360     }
 361
 362     if($this->acl_is_writeable("")){
 363
 364       /* Only be interested in new acl's, if we're in the right _POST place */
 365       if ($aclDialog && $this->aclObject != "" && is_array($this->ocMapping[$this->aclObject])){
 366
 367         foreach ($this->ocMapping[$this->aclObject] as $oc){
 368
 369           if(isset($this->aclContents[$oc]) && is_array($this->aclContents)){
 370             unset($this->aclContents[$oc]);
 371           }elseif(isset($this->aclContents[$this->aclObject.'/'.$oc]) && is_array($this->aclContents)){
 372             unset($this->aclContents[$this->aclObject.'/'.$oc]);
 373           }else{
 374 #          trigger_error("Huhm?");
 375           }
 376           if (isset($new_acl[$oc]) && is_array($new_acl)){
 377             $this->aclContents[$oc]= $new_acl[$oc];
 378           }
 379           if (isset($new_acl[$this->aclObject.'/'.$oc]) && is_array($new_acl)){
 380             $this->aclContents[$this->aclObject.'/'.$oc]= $new_acl[$this->aclObject.'/'.$oc];
 381           }
 382         }
 383       }
 384
 385       /* Save new acl in case of base edit mode */
 386       if ($this->aclType == 'base' && !$firstedit){
 387         $this->aclContents= $new_acl;
 388       }
 389     }
 390
 391     /* Cancel new acl? */
 392     if (isset($_POST['cancel_new_acl'])){
 393       $this->dialogState= 'head';
 394       $this->dialog= FALSE;
 395       if ($this->wasNewEntry){
 396         unset ($this->gosaAclEntry[$this->currentIndex]);
 397       }
 398     }
 399
 400     /* Save common values */
 401     if($this->acl_is_writeable("")){
 402       foreach (array("aclType","aclFilter", "aclObject", "target") as $key){
 403         if (isset($_POST[$key])){
 404           $this->$key= validate($_POST[$key]);
 405         }
 406       }
 407     }
 408
 409     /* Store ACL in main object? */
 410     if (isset($_POST['submit_new_acl'])){
 411       $this->gosaAclEntry[$this->currentIndex]['type']= $this->aclType;
 412       $this->gosaAclEntry[$this->currentIndex]['members']= $this->recipients;
 413       $this->gosaAclEntry[$this->currentIndex]['acl']= $this->aclContents;
 414       $this->gosaAclEntry[$this->currentIndex]['filter']= $this->aclFilter;
 415       $this->dialogState= 'head';
 416       $this->dialog= FALSE;
 417     }
 418
 419     /* Cancel edit acl? */
 420     if (isset($_POST['cancel_edit_acl'])){
 421       $this->dialogState= 'create';
 422       foreach ($this->ocMapping[$this->aclObject] as $oc){
 423         if (isset($this->savedAclContents[$oc])){
 424           $this->aclContents[$oc]= $this->savedAclContents[$oc];
 425         }
 426       }
 427     }
 428
 429     /* Save edit acl? */
 430     if (isset($_POST['submit_edit_acl'])){
 431       $this->dialogState= 'create';
 432     }
 433
 434     /* Add acl? */
 435     if (isset($_POST['add_acl']) && $_POST['aclObject'] != ""){
 436       $this->dialogState= 'edit';
 437       $this->savedAclContents= array();
 438       foreach ($this->ocMapping[$this->aclObject] as $oc){
 439         if (isset($this->aclContents[$oc])){
 440           $this->savedAclContents[$oc]= $this->aclContents[$oc];
 441         }
 442       }
 443     }
 444
 445     /* Add to list? */
 446     if (isset($_POST['add']) && isset($_POST['source'])){
 447       foreach ($_POST['source'] as $key){
 448         if ($this->target == 'user'){
 449           $this->recipients[$key]= $this->users[$key];
 450         }
 451         if ($this->target == 'group'){
 452           $this->recipients[$key]= $this->groups[$key];
 453         }
 454       }
 455       ksort($this->recipients);
 456     }
 457
 458     /* Remove from list? */
 459     if (isset($_POST['del']) && isset($_POST['recipient'])){
 460       foreach ($_POST['recipient'] as $key){
 461           unset($this->recipients[$key]);
 462       }
 463     }
 464
 465     /* Create templating instance */
 466     $smarty= get_smarty();
 467     $smarty->assign("acl_readable",$this->acl_is_readable(""));
 468     if(!$this->acl_is_readable("")){
 469       return ($smarty->fetch (get_template_path('acl.tpl')));
 470     }
 471
 472     if ($this->dialogState == 'head'){
 473       /* Draw list */
 474       $aclList= new divSelectBox("aclList");
 475       $aclList->SetHeight(450);
 476
 477       /* Fill in entries */
 478       foreach ($this->gosaAclEntry as $key => $entry){
 479         if(!$this->acl_is_readable("")) continue;
 480
 481         $action ="";
 482
 483         if($this->acl_is_readable("")){
 484           $link = "<a href=?plug=".$_GET['plug']."&amp;id=".$key."&amp;act=edit>".$this->assembleAclSummary($entry)."</a>";
 485         }else{
 486           $link = $this->assembleAclSummary($entry);
 487         }
 488
 489         $field1= array("string" => $this->aclTypes[$entry['type']], "attach" => "style='width:150px'");
 490         $field2= array("string" => $link);
 491
 492         if($this->acl_is_writeable("")){
 493           $action.= "<input type='image' name='sortup_$key' alt='up'
 494             title='"._("Up")."' src='images/lists/sort-up.png' align='top'>";
 495           $action.= "<input type='image' name='sortdown_$key' alt='down'
 496             title='"._("Down")."' src='images/lists/sort-down.png'>";
 497         }
 498
 499         if($this->acl_is_readable("")){
 500           $action.= "<input class='center' type='image' src='images/lists/edit.png'
 501             alt='"._("Edit")."' name='acl_edit_$key' title='".msgPool::editButton(_("ACL"))."'>";
 502         }
 503         if($this->acl_is_removeable("")){
 504           $action.= "<input class='center' type='image' src='images/lists/trash.png'
 505             alt='"._("Delete")."' name='acl_del_$key' title='".msgPool::delButton(_("ACL"))."'>";
 506         }
 507
 508         $field3= array("string" => $action, "attach" => "style='border-right:0px;width:50px;text-align:right;'");
 509         $aclList->AddEntry(array($field1, $field2, $field3));
 510       }
 511
 512       $smarty->assign("aclList", $aclList->DrawList());
 513     }
 514
 515     if ($this->dialogState == 'create'){
 516       /* Draw list */
 517       $aclList= new divSelectBox("aclList");
 518       $aclList->SetHeight(150);
 519
 520       /* Add settings for all categories to the (permanent) list */
 521       foreach ($this->aclObjects as $section => $dsc){
 522         $summary= "";
 523         foreach($this->ocMapping[$section] as $oc){
 524           if (isset($this->aclContents[$oc]) && count($this->aclContents[$oc]) && isset($this->aclContents[$oc][0]) &&
 525               $this->aclContents[$oc][0] != ""){
 526
 527             $summary.= "$oc, ";
 528             continue;
 529           }
 530           if (isset($this->aclContents["$section/$oc"]) && count($this->aclContents["$section/$oc"])){
 531             $summary.= "$oc, ";
 532             continue;
 533           }
 534           if (isset($this->aclContents[$oc]) && !isset($this->aclContents[$oc][0]) && count($this->aclContents[$oc])){
 535             $summary.= "$oc, ";
 536           }
 537         }
 538
 539         /* Set summary... */
 540         if ($summary == ""){
 541           $summary= '<i>'._("No ACL settings for this category!").'</i>';
 542         } else {
 543           $summary= sprintf(_("Contains ACLs for these objects: %s"), preg_replace('/, $/', '', $summary));
 544         }
 545
 546         $actions ="";
 547         if($this->acl_is_readable("")){
 548           $actions= "<input class='center' type='image' src='images/lists/edit.png'
 549             alt='"._("Edit")."' name='cat_edit_$section' title='".msgPool::editButton(_("category ACL"))."'>";
 550         }
 551         if($this->acl_is_removeable()){
 552           $actions.= "<input class='center' type='image' src='images/lists/trash.png'
 553             alt='"._("Delete")."' name='cat_del_$section' title='".msgPool::delButton(_("category ACL"))."'>";
 554         }
 555
 556         $field1= array("string" => $dsc, "attach" => "style='width:100px'");
 557         $field2= array("string" => $summary);
 558         $field3= array("string" => $actions, "attach" => "style='border-right:0px;width:50px'");
 559         $aclList->AddEntry(array($field1, $field2, $field3));
 560       }
 561
 562       $smarty->assign("aclList", $aclList->DrawList());
 563       $smarty->assign("aclType", $this->aclType);
 564       $smarty->assign("aclFilter", $this->aclFilter);
 565       $smarty->assign("aclTypes", $this->aclTypes);
 566       $smarty->assign("target", $this->target);
 567       $smarty->assign("targets", $this->targets);
 568
 569       /* Assign possible target types */
 570       $smarty->assign("targets", $this->targets);
 571       foreach ($this->attributes as $attr){
 572         $smarty->assign($attr, $this->$attr);
 573       }
 574
 575
 576       /* Generate list */
 577       $tmp= array();
 578       foreach (array("user" => "users", "group" => "groups") as $field => $arr){
 579         if ($this->target == $field){
 580           foreach ($this->$arr as $key => $value){
 581             if (!isset($this->recipients[$key])){
 582               $tmp[$key]= $value;
 583             }
 584           }
 585         }
 586       }
 587       $smarty->assign('sources', $tmp);
 588       $smarty->assign('recipients', $this->recipients);
 589
 590       /* Acl selector if scope is base */
 591       if ($this->aclType == 'base'){
 592         $smarty->assign('aclSelector', $this->buildAclSelector($this->myAclObjects));
 593       }
 594
 595       /* Role selector if scope is base */
 596       if ($this->aclType == 'role'){
 597         $smarty->assign('roleSelector', "Role selector");#, $this->buildRoleSelector($this->myAclObjects));
 598         $smarty->assign('roleSelector', $this->buildRoleSelector($this->roles));
 599       }
 600     }
 601
 602     if ($this->dialogState == 'edit'){
 603       $smarty->assign('headline', sprintf(_("Edit ACL for '%s' - scope is '%s'"), $this->aclObjects[$this->aclObject], $this->aclTypes[$this->aclType]));
 604
 605       /* Collect objects for selected category */
 606       foreach ($this->ocMapping[$this->aclObject] as $idx => $class){
 607         if ($idx == 0){
 608           continue;
 609         }
 610         $aclObjects[$this->aclObject.'/'.$class]= $plist[$class]['plDescription'];
 611       }
 612       if ($this->aclObject == 'all'){
 613         $aclObjects['all']= _("All objects in current subtree");
 614       }
 615
 616       /* Role selector if scope is base */
 617       if ($this->aclType == 'role'){
 618         $smarty->assign('roleSelector', $this->buildRoleSelector($this->roles));
 619       } else {
 620         $smarty->assign('aclSelector', $this->buildAclSelector($aclObjects));
 621       }
 622     }
 623
 624     /* Show main page */
 625     $smarty->assign("dialogState", $this->dialogState);
 626
 627     /* Assign acls */
 628     $smarty->assign("acl_createable",$this->acl_is_createable());
 629     $smarty->assign("acl_writeable" ,$this->acl_is_writeable(""));
 630     $smarty->assign("acl_readable"  ,$this->acl_is_readable(""));
 631     $smarty->assign("acl_removeable",$this->acl_is_removeable());
 632
 633     return ($smarty->fetch (get_template_path('acl.tpl')));
 634   }
 635
 636
 637   function sort_by_priority($list)
 638   {
 639     $tmp= session::global_get('plist');
 640     $plist= $tmp->info;
 641     asort($plist);
 642     $newSort = array();
 643
 644     foreach($list as $name => $translation){
 645       $na  =  preg_replace("/^.*\//","",$name);
 646       $prio = 0;
 647       if(isset($plist[$na]['plPriority'])){
 648         $prio=  $plist[$na]['plPriority'] ;
 649       }
 650
 651       $newSort[$name] = $prio;
 652     }
 653
 654     asort($newSort);
 655
 656     $ret = array();
 657     foreach($newSort as $name => $prio){
 658       $ret[$name] = $list[$name];
 659     }
 660     return($ret);
 661   }
 662
 663
 664   function buildRoleSelector($list)
 665   {
 666     $D_List =new divSelectBox("Acl_Roles");
 667
 668     $selected = $this->aclContents;
 669     if(!is_string($this->aclContents) || !isset($list[$this->aclContents])){
 670       $selected = key($list);
 671     }
 672
 673     $str ="";
 674     foreach($list as $dn => $values){
 675
 676       if($dn == $selected){
 677         $option = "<input type='radio' name='selected_role' value='".base64_encode($dn)."' checked>";
 678       }else{
 679         $option = "<input type='radio' name='selected_role' value='".base64_encode($dn)."'>";
 680       }
 681
 682       $field1 = array("string" => $option) ;
 683       $field2 = array("string" => $values['cn'], "attach" => "style='width:200px;'") ;
 684       $field3 = array("string" => $values['description'],"attach" => "style='border-right:0px;'") ;
 685
 686       $D_List->AddEntry(array($field1,$field2,$field3));
 687     }
 688     return($D_List->DrawList());
 689   }
 690
 691
 692   function buildAclSelector($list)
 693   {
 694     $display= "<input type='hidden' name='acl_dummy_0_0_0' value='1'>";
 695     $cols= 3;
 696     $tmp= session::global_get('plist');
 697     $plist= $tmp->info;
 698     asort($plist);
 699
 700     /* Add select all/none buttons */
 701     $style = "style='width:100px;'";
 702
 703     if($this->acl_is_writeable("")){
 704       $display .= "<input ".$style." type='button' name='toggle_all_create' onClick=\"acl_toggle_all('_0_c$');\" value='Toggle C'>";
 705       $display .= "<input ".$style." type='button' name='toggle_all_move'   onClick=\"acl_toggle_all('_0_m$');\" value='Toggle M'>";
 706       $display .= "<input ".$style." type='button' name='toggle_all_remove' onClick=\"acl_toggle_all('_0_d$');\" value='Toggle D'> - ";
 707       $display .= "<input ".$style." type='button' name='toggle_all_read'   onClick=\"acl_toggle_all('_0_r$');\" value='Toggle R'>";
 708       $display .= "<input ".$style." type='button' name='toggle_all_write'  onClick=\"acl_toggle_all('_0_w$');\" value='Toggle W'> - ";
 709
 710       $display .= "<input ".$style." type='button' name='toggle_all_sub_read'  onClick=\"acl_toggle_all('[^0]_r$');\" value='R+'>";
 711       $display .= "<input ".$style." type='button' name='toggle_all_sub_write'  onClick=\"acl_toggle_all('[^0]_w$');\" value='W+'>";
 712
 713       $display .= "<br>";
 714
 715       $style = "style='width:50px;'";
 716       $display .= "<input ".$style." type='button' name='set_true_all_create' onClick=\"acl_set_all('_0_c$',true);\" value='C+'>";
 717       $display .= "<input ".$style." type='button' name='set_false_all_create' onClick=\"acl_set_all('_0_c$',false);\" value='C-'>";
 718       $display .= "<input ".$style." type='button' name='set_true_all_move' onClick=\"acl_set_all('_0_m$',true);\" value='M+'>";
 719       $display .= "<input ".$style." type='button' name='set_false_all_move' onClick=\"acl_set_all('_0_m$',false);\" value='M-'>";
 720       $display .= "<input ".$style." type='button' name='set_true_all_remove' onClick=\"acl_set_all('_0_d$',true);\" value='D+'>";
 721       $display .= "<input ".$style." type='button' name='set_false_all_remove' onClick=\"acl_set_all('_0_d$',false);\" value='D-'> - ";
 722       $display .= "<input ".$style." type='button' name='set_true_all_read' onClick=\"acl_set_all('_0_r$',true);\" value='R+'>";
 723       $display .= "<input ".$style." type='button' name='set_false_all_read' onClick=\"acl_set_all('_0_r$',false);\" value='R-'>";
 724       $display .= "<input ".$style." type='button' name='set_true_all_write' onClick=\"acl_set_all('_0_w$',true);\" value='W+'>";
 725       $display .= "<input ".$style." type='button' name='set_false_all_write' onClick=\"acl_set_all('_0_w$',false);\" value='W-'> - ";
 726
 727       $display .= "<input ".$style." type='button' name='set_true_all_read' onClick=\"acl_set_all('[^0]_r$',true);\" value='R+'>";
 728       $display .= "<input ".$style." type='button' name='set_false_all_read' onClick=\"acl_set_all('[^0]_r$',false);\" value='R-'>";
 729       $display .= "<input ".$style." type='button' name='set_true_all_write' onClick=\"acl_set_all('[^0]_w$',true);\" value='W+'>";
 730       $display .= "<input ".$style." type='button' name='set_false_all_write' onClick=\"acl_set_all('[^0]_w$',false);\" value='W-'>";
 731     }
 732
 733     /* Build general objects */
 734     $list =$this->sort_by_priority($list);
 735     foreach ($list as $key => $name){
 736
 737       /* Create sub acl if it does not exist */
 738       if (!isset($this->aclContents[$key])){
 739         $this->aclContents[$key]= array();
 740       }
 741       if(!isset($this->aclContents[$key][0])){
 742         $this->aclContents[$key][0]= '';
 743       }
 744
 745       $currentAcl= $this->aclContents[$key];
 746
 747       /* Get the overall plugin acls
 748        */
 749       $overall_acl ="";
 750       if(isset($currentAcl[0])){
 751         $overall_acl = $currentAcl[0];
 752       }
 753
 754       // Detect configured plugins
 755       $expand = count($currentAcl) > 1 || $currentAcl[0] != "";
 756
 757       /* Object header */
 758                         $tname= preg_replace("/[^a-z0-9]/i","_",$name);
 759
 760       if($expand){
 761         $back_color = "#C8C8FF";
 762       }else{
 763         $back_color = "#C8C8C8";
 764       }
 765
 766       if(session::global_get('js')) {
 767         if(isset($_SERVER['HTTP_USER_AGENT']) &&
 768              (preg_match("/gecko/i",$_SERVER['HTTP_USER_AGENT'])) ||
 769              (preg_match("/presto/i",$_SERVER['HTTP_USER_AGENT']))) {
 770           $display.= "\n<table style='width:100%;border:1px solid #A0A0A0' cellspacing=0 cellpadding=2>".
 771                      "\n  <tr>".
 772                      "\n    <td style='background-color:{$back_color};height:1.8em;' colspan=".($cols-1)."><b>"._("Object").": $name</b></td>".
 773                      "\n    <td align='right' style='background-color:{$back_color};height:1.8em;'>".
 774                      "\n    <input type='button' onclick=\"$('{$tname}').toggle();\" value='"._("Show/hide advanced settings")."' /></td>".
 775                      "\n  </tr>";
 776         } else if (isset($_SERVER['HTTP_USER_AGENT']) && preg_match("/ie/i",$_SERVER['HTTP_USER_AGENT'])) {
 777           $display.= "\n<table style='width:100%;border:1px solid #A0A0A0' cellspacing=0 cellpadding=2>".
 778                      "\n  <tr>".
 779                      "\n    <td style='background-color:#C8C8C8;height:1.8em;' colspan=".($cols-1)."><b>"._("Object").": $name</b></td>".
 780                      "\n    <td align='right' style='background-color:#C8C8C8;height:1.8em;'>".
 781                      "\n    <input type='button' onclick=\"$('{$tname}').toggle();\" value='"._("Show/hide advanced settings")."' /></td>".
 782                      "\n  </tr>";
 783         } else {
 784           $display.= "\n<table style='width:100%;border:1px solid #A0A0A0' cellspacing=0 cellpadding=2>".
 785                      "\n  <tr>".
 786                      "\n    <td style='background-color:#C8C8C8;height:1.8em;' colspan=$cols><b>"._("Object").": $name</b></td>".
 787                      "\n  </tr>";
 788         }
 789       } else {
 790           $display.= "\n<table style='width:100%;border:1px solid #A0A0A0' cellspacing=0 cellpadding=2>".
 791                      "\n  <tr>".
 792                      "\n    <td style='background-color:#C8C8C8;height:1.8em;' colspan=$cols><b>"._("Object").": $name</b></td>".
 793                      "\n  </tr>";
 794       }
 795
 796       /* Generate options */
 797       $spc= "&nbsp;&nbsp;";
 798       $options= $this->mkchkbx($key."_0_c",  _("Create objects"), preg_match('/c/', $overall_acl)).$spc;
 799       $options.= $this->mkchkbx($key."_0_m", _("Move objects"), preg_match('/m/', $overall_acl)).$spc;
 800       $options.= $this->mkchkbx($key."_0_d", _("Remove objects"), preg_match('/d/', $overall_acl)).$spc;
 801       if ($plist[preg_replace('%^.*/%', '', $key)]['plSelfModify']){
 802         $options.= $this->mkchkbx($key."_0_s", _("Grant permission to owner"), preg_match('/s/', $overall_acl)).$spc;
 803       }
 804
 805       /* Global options */
 806       $more_options= $this->mkchkbx($key."_0_r",  _("read"), preg_match('/r/', $overall_acl)).$spc;
 807       $more_options.= $this->mkchkbx($key."_0_w", _("write"), preg_match('/w/', $overall_acl));
 808
 809       $display.= "\n  <tr>".
 810                  "\n    <td style='background-color:#E0E0E0' colspan=".($cols-1).">$options</td>".
 811                  "\n    <td style='background-color:#D4D4D4'>&nbsp;"._("Complete object").": $more_options</td>".
 812                  "\n  </tr>";
 813
 814       /* Walk through the list of attributes */
 815       $cnt= 1;
 816       $splist= $plist[preg_replace('%^.*/%', '', $key)]['plProvidedAcls'];
 817       if(session::global_get('js')) {
 818         if(isset($_SERVER['HTTP_USER_AGENT']) &&
 819             (preg_match("/gecko/i",$_SERVER['HTTP_USER_AGENT'])) || (preg_match("/presto/i",$_SERVER['HTTP_USER_AGENT']))) {
 820           $display.= "\n  <tr id='tr_$tname' style='vertical-align:top;height:0px;'>".
 821                      "\n    <td colspan=".$cols.">".
 822                      "\n      <div id='$tname' style='overflow:hidden; display:none;vertical-align:top;width:100%;'>".
 823                      "\n        <table style='width:100%;'>";
 824         } else if (isset($_SERVER['HTTP_USER_AGENT']) && preg_match("/ie/i",$_SERVER['HTTP_USER_AGENT'])) {
 825           $display.= "\n  <tr id='tr_$tname' style='vertical-align:top;height:0px;'>".
 826                      "\n    <td colspan=".$cols.">".
 827                      "\n      <div id='$tname' style='position:absolute;overflow:hidden;display:none;;vertical-align:top;width:100%;'>".
 828                      "\n        <table style='width:100%;'>";
 829         }else{
 830         }
 831       }
 832
 833
 834       foreach($splist as $attr => $dsc){
 835
 836         /* Skip pl* attributes, they are internal... */
 837         if (preg_match('/^pl[A-Z]+.*$/', $attr)){
 838           continue;
 839         }
 840
 841         /* Open table row */
 842         if ($cnt == 1){
 843           $display.= "\n  <tr>";
 844         }
 845
 846         /* Close table row */
 847         if ($cnt == $cols){
 848           $cnt= 1;
 849           $rb= "";
 850           $end= "\n  </tr>";
 851         } else {
 852           $cnt++;
 853           $rb= "border-right:1px solid #A0A0A0;";
 854           $end= "";
 855         }
 856
 857         /* Collect list of attributes */
 858         $state= "";
 859         if (isset($currentAcl[$attr])){
 860           $state= $currentAcl[$attr];
 861         }
 862         $display.= "\n    <td style='border-top:1px solid #A0A0A0;${rb}width:".(int)(100/$cols)."%'>".
 863                    "\n      <b>$dsc</b> ($attr)<br>".$this->mkrwbx($key."_".$attr, $state)."</td>$end";
 864       }
 865
 866       /* Fill missing td's if needed */
 867       if (--$cnt != $cols && $cnt != 0){
 868        $display.= str_repeat("\n    <td style='border-top:1px solid #A0A0A0; width:".(int)(100/$cols)."%'>&nbsp;</td>", $cols-$cnt);
 869       }
 870
 871       if(session::global_get('js')) {
 872         if(isset($_SERVER['HTTP_USER_AGENT']) &&
 873             (preg_match("/gecko/i",$_SERVER['HTTP_USER_AGENT'])) ||
 874             (preg_match("/presto/i",$_SERVER['HTTP_USER_AGENT'])) ||
 875             (preg_match("/ie/i",$_SERVER['HTTP_USER_AGENT']))) {
 876           $display.= "\n        </table>".
 877                      "\n      </div>".
 878                      "\n    </td>".
 879                      "\n  </tr>";
 880         }
 881       }
 882
 883       $display.= "\n</table><br />\n";
 884     }
 885
 886     return ($display);
 887   }
 888
 889
 890   function mkchkbx($name, $text, $state= FALSE)
 891   {
 892     $state= $state?"checked":"";
 893     if($this->acl_is_writeable("")){
 894                         $tname= preg_replace("/[^a-z0-9]/i","_",$name);
 895       return "\n      <input id='acl_$tname' type=checkbox name='acl_$name' $state>".
 896         "\n      <label for='acl_$tname'>$text</label>";
 897     }else{
 898       return "\n <input type='checkbox' disabled name='dummy_".microtime(1)."' $state>$text";
 899     }
 900   }
 901
 902
 903   function mkrwbx($name, $state= "")
 904   {
 905     $rstate= preg_match('/r/', $state)?'checked':'';
 906     $wstate= preg_match('/w/', $state)?'checked':'';
 907                 $tname= preg_replace("/[^a-z0-9]/i","_",$name);
 908
 909     if($this->acl_is_writeable("")){
 910       return ("\n      <input id='acl_".$tname."_r' type=checkbox name='acl_${name}_r' $rstate>".
 911           "\n      <label for='acl_".$tname."_r'>"._("read")."</label>".
 912           "\n      <input id='acl_".$tname."_w' type=checkbox name='acl_${name}_w' $wstate>".
 913           "\n      <label for='acl_".$tname."_w'>"._("write")."</label>");
 914     }else{
 915       return ("\n      <input disabled type=checkbox name='dummy_".microtime(1)."' $rstate>"._("read").
 916           "\n      <input disabled type=checkbox name='dummy_".microtime(1)."' $wstate>"._("write"));
 917     }
 918   }
 919
 920
 921   static function explodeACL($acl)
 922   {
 923
 924     $list= explode(':', $acl);
 925     if(count($list) == 5){
 926       list($index, $type,$member,$permission,$filter)= $list;
 927       $filter = base64_decode($filter);
 928     }else{
 929       $filter = "";
 930       list($index, $type,$member,$permission)= $list;
 931     }
 932
 933     $a= array( $index => array("type" => $type,
 934                                "filter"=> $filter,
 935                                "members" => acl::extractMembers($acl,$type == "role")));
 936
 937     /* Handle different types */
 938     switch ($type){
 939
 940       case 'psub':
 941       case 'sub':
 942       case 'one':
 943       case 'base':
 944         $a[$index]['acl']= acl::extractACL($acl);
 945         break;
 946
 947       case 'role':
 948         $a[$index]['acl']= base64_decode(preg_replace('/^[^:]+:[^:]+:([^:]+).*$/', '\1', $acl));
 949         break;
 950
 951       case 'reset':
 952         break;
 953
 954       default:
 955         msg_dialog::display(_("Internal error"), sprintf(_("Unkown ACL type '%s'!"), $type), ERROR_DIALOG);
 956         $a= array();
 957     }
 958     return ($a);
 959   }
 960
 961
 962   static function extractMembers($acl,$role = FALSE)
 963   {
 964     global $config;
 965     $a= array();
 966
 967     /* Rip acl off the string, seperate by ',' and place it in an array */
 968     if($role){
 969       $ms= preg_replace('/^[^:]+:[^:]+:[^:]+:([^:]+).*$/', '\1', $acl);
 970     }else{
 971       $ms= preg_replace('/^[^:]+:[^:]+:([^:]+).*$/', '\1', $acl);
 972     }
 973     if ($ms == $acl){
 974       return $a;
 975     }
 976     $ma= explode(',', $ms);
 977
 978     /* Decode dn's, fill with informations from LDAP */
 979     $ldap= $config->get_ldap_link();
 980     foreach ($ma as $memberdn){
 981       $dn= base64_decode($memberdn);
 982       $ldap->cat($dn, array('cn', 'objectClass', 'description', 'uid'));
 983
 984       /* Found entry... */
 985       if ($ldap->count()){
 986         $attrs= $ldap->fetch();
 987         if (in_array_ics('gosaAccount', $attrs['objectClass'])){
 988           $a['U:'.$dn]= $attrs['cn'][0]." [".$attrs['uid'][0]."]";
 989         } else {
 990           $a['G:'.$dn]= $attrs['cn'][0];
 991           if (isset($attrs['description'][0])){
 992             $a['G:'.$dn].= " [".$attrs['description'][0]."]";
 993           }
 994         }
 995
 996       /* ... or not */
 997       } else {
 998         $a['U:'.$dn]= sprintf(_("Unknown entry '%s'!"), $dn);
 999       }
1000     }
1001
1002     return ($a);
1003   }
1004
1005
1006   static function extractACL($acl)
1007   {
1008     /* Rip acl off the string, seperate by ',' and place it in an array */
1009     $as= preg_replace('/^[^:]+:[^:]+:[^:]*:([^:]*).*$/', '\1', $acl);
1010     $aa= explode(',', $as);
1011     $a= array();
1012
1013     /* Dis-assemble single ACLs */
1014     foreach($aa as $sacl){
1015
1016       /* Dis-assemble field ACLs */
1017       $ao= explode('#', $sacl);
1018       $gobject= "";
1019       foreach($ao as $idx => $ssacl){
1020
1021         /* First is department with global acl */
1022         $object= preg_replace('/^([^;]+);.*$/', '\1', $ssacl);
1023         $gacl=   preg_replace('/^[^;]+;(.*)$/', '\1', $ssacl);
1024         if ($idx == 0){
1025           /* Create hash for this object */
1026           $gobject= $object;
1027           $a[$gobject]= array();
1028
1029           /* Append ACL if set */
1030           if ($gacl != ""){
1031             $a[$gobject]= array($gacl);
1032           }
1033         } else {
1034
1035           /* All other entries get appended... */
1036           list($field, $facl)= explode(';', $ssacl);
1037           $a[$gobject][$field]= $facl;
1038         }
1039
1040       }
1041     }
1042
1043     return ($a);
1044   }
1045
1046
1047   function assembleAclSummary($entry)
1048   {
1049     $summary= "";
1050
1051     /* Summarize ACL */
1052     if (isset($entry['acl'])){
1053       $acl= "";
1054
1055       if($entry['type'] == "role"){
1056
1057         if(isset($this->roles[$entry['acl']])){
1058           $summary.= sprintf(_("Role: %s"), $this->roles[$entry['acl']]['cn']);
1059         }else{
1060           $summary.= sprintf(_("Role: %s"), "<i>"._("unknown role")."</i>");
1061         }
1062       }else{
1063         foreach ($entry['acl'] as $name => $object){
1064           if (count($object)){
1065             $acl.= "$name, ";
1066           }
1067         }
1068         $summary.= sprintf(_("Contains settings for these objects: %s"), preg_replace('/, $/', '', $acl));
1069       }
1070     }
1071
1072
1073     /* Summarize members */
1074     if(!($this instanceOf aclrole)){
1075       if ($summary != ""){
1076         $summary.= ", ";
1077       }
1078       if (count($entry['members'])){
1079         $summary.= _("Members").": ";
1080         foreach ($entry['members'] as $cn){
1081           $cn= preg_replace('/ \[.*$/', '', $cn);
1082           $summary.= $cn.", ";
1083         }
1084       } else {
1085         $summary.= "<font color='red'><i>"._("inactive")."&nbsp;-&nbsp;"._("No members")."</i></font>";
1086       }
1087     }
1088     return (preg_replace('/, $/', '', $summary));
1089   }
1090
1091
1092   function loadAclEntry($new= FALSE)
1093   {
1094     /* New entry gets presets... */
1095     if ($new){
1096       $this->aclType= 'base';
1097       $this->aclFilter= "";
1098       $this->recipients= array();
1099       $this->aclContents= array();
1100     } else {
1101       $acl= $this->gosaAclEntry[$this->currentIndex];
1102       $this->aclType= $acl['type'];
1103       $this->recipients= $acl['members'];
1104       $this->aclContents= $acl['acl'];
1105       $this->aclFilter= $acl['filter'];
1106     }
1107
1108     $this->wasNewEntry= $new;
1109   }
1110
1111
1112   function aclPostHandler()
1113   {
1114     if (isset($_POST['save_acl'])){
1115       $this->save();
1116       return TRUE;
1117     }
1118
1119     return FALSE;
1120   }
1121
1122
1123   function PrepareForCopyPaste($source)
1124   {
1125     plugin::PrepareForCopyPaste($source);
1126
1127     $dn = $source['dn'];
1128     $acl_c = new acl($this->config, $this->parent,$dn);
1129     $this->gosaAclEntry = $acl_c->gosaAclEntry;
1130   }
1131
1132
1133   function save()
1134   {
1135     /* Assemble ACL's */
1136     $tmp_acl= array();
1137
1138     foreach ($this->gosaAclEntry as $prio => $entry){
1139       $final= "";
1140       $members= "";
1141       if (isset($entry['members'])){
1142         foreach ($entry['members'] as $key => $dummy){
1143           $members.= base64_encode(preg_replace('/^.:/', '', $key)).',';
1144         }
1145       }
1146
1147       if($entry['type'] != "role"){
1148         $final= $prio.":".$entry['type'].":".preg_replace('/,$/', '', $members);
1149       }else{
1150         $final= $prio.":".$entry['type'].":".base64_encode($entry['acl']).":".preg_replace('/,$/', '', $members);
1151       }
1152
1153       /* ACL's if needed */
1154       if ($entry['type'] != "reset" && $entry['type'] != "role"){
1155         $acl= ":";
1156         if (isset($entry['acl'])){
1157           foreach ($entry['acl'] as $object => $contents){
1158
1159             /* Only save, if we've some contents in there... */
1160             if (count($contents)){
1161               $acl.= $object.";";
1162
1163               foreach($contents as $attr => $permission){
1164
1165                 /* First entry? Its the one for global settings... */
1166                 if ($attr == '0'){
1167                   $acl.= $permission;
1168                 } else {
1169                   $acl.= '#'.$attr.';'.$permission;
1170                 }
1171
1172               }
1173               $acl.= ',';
1174             }
1175
1176           }
1177         }
1178         $final.= preg_replace('/,$/', '', $acl);
1179       }
1180
1181       /* Append additional filter options
1182        */
1183       if(!empty($entry['filter'])){
1184         $final .= ":".base64_encode($entry['filter']);
1185       }
1186
1187       $tmp_acl[]= $final;
1188     }
1189
1190     /* Call main method */
1191     plugin::save();
1192
1193     /* Finally (re-)assign it... */
1194     $this->attrs['gosaAclEntry']= $tmp_acl;
1195
1196     /* Remove acl from this entry if it is empty... */
1197     if (!count($tmp_acl)){
1198       /* Remove attribute */
1199       if ($this->initially_was_account){
1200         $this->attrs['gosaAclEntry']= array();
1201       } else {
1202         if (isset($this->attrs['gosaAclEntry'])){
1203           unset($this->attrs['gosaAclEntry']);
1204         }
1205       }
1206
1207       /* Remove object class */
1208       $this->attrs['objectClass']= array_remove_entries(array('gosaAcl'), $this->attrs['objectClass']);
1209     }
1210
1211     /* Do LDAP modifications */
1212     $ldap= $this->config->get_ldap_link();
1213     $ldap->cd($this->dn);
1214     $this->cleanup();
1215     $ldap->modify ($this->attrs);
1216
1217     if(count($this->attrs)){
1218       new log("modify","acls/".get_class($this),$this->dn,array_keys($this->attrs),$ldap->get_error());
1219     }
1220
1221     if (!$ldap->success()){
1222       msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dn, LDAP_MOD, get_class()), ERROR_DIALOG);
1223     }
1224
1225     /* Refresh users ACLs */
1226     $ui= get_userinfo();
1227     $ui->loadACL();
1228     session::global_set('ui',$ui);
1229   }
1230
1231
1232   function remove_from_parent()
1233   {
1234     plugin::remove_from_parent();
1235
1236     /* include global link_info */
1237     $ldap= $this->config->get_ldap_link();
1238
1239     $ldap->cd($this->dn);
1240     $this->cleanup();
1241     $ldap->modify ($this->attrs);
1242
1243     new log("remove","acls/".get_class($this),$this->dn,array_keys($this->attrs),$ldap->get_error());
1244
1245     /* Optionally execute a command after we're done */
1246     $this->handle_post_events("remove",array("uid" => $this->uid));
1247   }
1248
1249
1250   /* Return plugin informations for acl handling */
1251   static function plInfo()
1252   {
1253     return (array(
1254           "plShortName"   => _("ACL"),
1255           "plDescription" => _("ACL")."&nbsp;("._("Access control list").")",
1256           "plSelfModify"  => FALSE,
1257           "plDepends"     => array(),
1258           "plPriority"    => 0,
1259           "plSection"     => array("administration"),
1260           "plCategory"    => array("acl" => array("description"  => _("ACL")."&nbsp;&amp;&nbsp;"._("ACL roles"),
1261                                                           "objectClass"  => array("gosaAcl","gosaRole"))),
1262           "plProvidedAcls"=> array(
1263 //            "cn"          => _("Role name"),
1264 //            "description" => _("Role description")
1265             )
1266
1267           ));
1268   }
1269
1270
1271   /* Remove acls defined for $src */
1272   function remove_acl()
1273   {
1274     acl::remove_acl_for($this->dn);
1275   }
1276
1277
1278   /* Remove acls defined for $src */
1279   static function remove_acl_for($dn)
1280   {
1281     global $config;
1282
1283     $ldap = $config->get_ldap_link();
1284     $ldap->cd($config->current['BASE']);
1285     $ldap->search("(&(objectClass=gosaAcl)(gosaAclEntry=*".base64_encode($dn)."*))",array("gosaAclEntry","dn"));
1286     $new_entries= array();
1287     while($attrs = $ldap->fetch()){
1288       if (!isset($attrs['gosaAclEntry'])) {
1289         continue;
1290       }
1291       unset($attrs['gosaAclEntry']['count']);
1292
1293       // Remove entry directly
1294       foreach($attrs['gosaAclEntry'] as $id => $entry){
1295         $parts= explode(':',$entry);
1296         $members= explode(',',$parts[2]);
1297         $new_members= array();
1298         foreach($members as $member) {
1299           if (base64_decode($member) != $dn) {
1300             $new_members[]= $member;
1301           } else {
1302             gosa_log("modify","users/acl",$attrs['dn'],array(),sprintf("Removed acl for %s on object %s.",$dn,$attrs['dn']));
1303           }
1304         }
1305
1306         /* We can completely remove the entry if there are no members anymore */
1307         if (count($new_members)) {
1308           $parts[2]= implode(",", $new_members);
1309           $new_entries[]= implode(":", $parts);
1310         }
1311       }
1312
1313       // There should be a modification, so write it back
1314       $ldap->cd($attrs['dn']);
1315       $new_attrs= array("gosaAclEntry" => $new_entries);
1316       $ldap->modify($new_attrs);
1317       if (!$ldap->success()){
1318         msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $dn, LDAP_MOD, get_class()), ERROR_DIALOG);
1319       }
1320     }
1321   }
1322
1323
1324   function update_acl_membership($src,$dst)
1325   {
1326     $ldap = $this->config->get_ldap_link();
1327     $ldap->cd($this->config->current['BASE']);
1328     $ldap->search("(&(objectClass=gosaAcl)(gosaAclEntry=*".base64_encode($src)."*))",array("gosaAclEntry","dn"));
1329     while($attrs = $ldap->fetch()){
1330       $acl = new acl($this->config,$this->parent,$attrs['dn']);
1331       foreach($acl->gosaAclEntry as $id => $entry){
1332         foreach($entry['members'] as $m_id => $member){
1333           if($m_id == "U:".$src){
1334             unset($acl->gosaAclEntry[$id]['members'][$m_id]);
1335             $new = "U:".$dst;
1336             $acl->gosaAclEntry[$id]['members'][$new] = $new;
1337             gosa_log("modify","users/acl",$attrs['dn'],array(),sprintf("Updated acl for user %s on object %s.",$src,$attrs['dn']));
1338           }
1339           if($m_id == "G:".$src){
1340             unset($acl->gosaAclEntry[$id]['members'][$m_id]);
1341             $new = "G:".$dst;
1342             $acl->gosaAclEntry[$id]['members'][$new] = $new;
1343             gosa_log("modify","groups/acl",$attrs['dn'],array(),sprintf("Updated acl for group %s on object %s.",$src,$attrs['dn']));
1344           }
1345         }
1346       }
1347       $acl -> save();
1348     }
1349   }
1350
1351 }
1352
1353 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
1354 ?>